United States Geological Survey YearbookU.S. Geological Survey, 1994 - Geology |
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Page 11
... feet in most places in a flood the size of the 1993 flood . In addition , for overbank con- ditions that significantly reduced conveyance , the flood stage could actually rise . For exam- ple , if dense forest covered the floodplain ...
... feet in most places in a flood the size of the 1993 flood . In addition , for overbank con- ditions that significantly reduced conveyance , the flood stage could actually rise . For exam- ple , if dense forest covered the floodplain ...
Page 19
... feet higher than any other recorded during its 30 years of operation . As the rains moved south on the night of July 5 and the morning of July 6 , more destructive flash flooding occurred in the Americus area . Muckalee Creek at ...
... feet higher than any other recorded during its 30 years of operation . As the rains moved south on the night of July 5 and the morning of July 6 , more destructive flash flooding occurred in the Americus area . Muckalee Creek at ...
Page 21
... feet high in the most constricted parts of a stream valley ) followed by a churning mass of mud , rock , and vegeta- tion . Their deafening noise is often accompa- nied by strong local wind , thick dust clouds , and violent ground ...
... feet high in the most constricted parts of a stream valley ) followed by a churning mass of mud , rock , and vegeta- tion . Their deafening noise is often accompa- nied by strong local wind , thick dust clouds , and violent ground ...
Page 31
... feet of methane exists in gas hydrates worldwide ; the potential resource may be as much as 700,000 trillion cubic feet . This amount repre- sents about 10,000 times more gas than the global natural - gas consumption in 1990 , a truly ...
... feet of methane exists in gas hydrates worldwide ; the potential resource may be as much as 700,000 trillion cubic feet . This amount repre- sents about 10,000 times more gas than the global natural - gas consumption in 1990 , a truly ...
Page 32
... feet from the start of widespread irrigated agricul- ture ( about 1940 ) to 1980. These declines and continued irrigation development in the region led in 1988 to a U.S. Geological Sur- vey ( USGS ) program to monitor annual water ...
... feet from the start of widespread irrigated agricul- ture ( about 1940 ) to 1980. These declines and continued irrigation development in the region led in 1988 to a U.S. Geological Sur- vey ( USGS ) program to monitor annual water ...
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activities Administration agencies agricultural aquifer areas Assessment atmosphere Award Bureau Center City City of w coal Colorado comet Commission concentrations contaminant cooperation in earth County Water data sets database debris flows discharge distribution Division DSDL earth science environment Environmental Federal flood floodplain geographic information systems Geological Survey USGS GeoMedia geospatial data global ground-water hazards High Plains hydrologic impact Internet Irrigation KILOMETERS Lake land levees locations maps ment methane Mineral Resources Mississippi River monitoring Mount Rainier Mount Zirkel Wilderness Municipal National natural gas nitrate Northridge earthquake NSDI pesticides petroleum Planning region Reston River Basin Scientific and technical scientists sediment seismic Service South Platte River spatial data studies technical cooperation Telephone tion Transportation U.S. Geological Survey U.S.-Mexico border University users USGS Valley videoconferencing Volunteer Water Conservation District Water District Water Resources